Home / 1,644,147,749.80-2,466,221,624.70-417,316,201.30

Finding the Fourth Proportional to 1,644,147,749.80, 2,466,221,624.70 and 417,316,201.30

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Solution

The fourth proportional to 1,644,147,749.80, 2,466,221,624.70 and 417,316,201.30 is: 625,974,301.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,147,749.80 : 2,466,221,624.70 = 417,316,201.30 : x
  2. Step 2: Convert to fraction form
    1,644,147,749.80/2,466,221,624.70 = 417,316,201.30/x
  3. Step 3: Cross multiply
    1,644,147,749.80x = 2,466,221,624.70 × 417,316,201.30
  4. Step 4: Simplify right side
    1,644,147,749.80x = 1,029,194,239,983,718,144
  5. Step 5: Solve for x
    x = 1,029,194,239,983,718,144/1,644,147,749.80
  6. Step 6: Final answer
    x = 625,974,301.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.